The invention involves the use of radio frequency receivers in mobile phones, such as FM radio and GSM (global system for mobile communications), to detect radio waves emitted by lightning. Typical lightning bolts produce frequencies between 10 Hz and 5 GHz. A special software program designed by Nokia analyzes the signals, calculates the distance to the lightning and informs users of imminent strikes.
Here's the patent application itself, for you physicists who are looking for a little more juice on the subject.
Obviously Nokia wouldn't do this if it didn't think there was some market for it. I suppose people who spend a lot of time outside would rank among potential customers for such technology. What about people who like to sit on rooftops?
What I want to know most is, what is Nokia going to call it? What fabulous marketing terminology is come from this? Let's give them a head start, shall we?
Here's your new Nokia phone, complete with: AntiZap Technology. Or Bolt Beware. Or Lightning Zapper. Or Personal Anti-Plasma Protection, also called PAPP. Or...